A) increases at an increasing rate as abatement increases.
B) decreases as pollution abatement increases because of the law of diminishing marginal utility.
C) increases as pollution abatement increases because of the law of increasing marginal returns.
D) is constant as pollution abatement increases.
B) decreases as pollution abatement increases because of the law of diminishing marginal utility.
C) increases as pollution abatement increases because of the law of increasing marginal returns.
D) is constant as pollution abatement increases.
ANSWER:
B